betabot | 54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c

General

Target

54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Size

659KB
MD5

21656ef176bee004042a3439b37d4159
SHA1

1e8b981b43a753a8fadd68138a46544ea860488e
SHA256

54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c
SHA512

f58560d20650335dfb9382f0400b6ffe2c37788385e55188342a581814f7ac24fef29bd95107dfbe307828b7c4cc40f5668d0abba187d9ca36b9f9498ecc1cfe

Score

10^/10

betabot backdoor botnet evasion persistence trojan

Malware Config

Signatures

BetaBot
Beta Bot is a Trojan that infects computers and disables Antivirus.
trojan backdoor botnet betabot

Modifies firewall policy service 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	explorer.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0"	explorer.exe

Sets file execution options in registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "gzuzkl.exe"	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\55s179179ce1qw7.exe	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\55s179179ce1qw7.exe\DisableExceptionChainValidation	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe	explorer.exe

Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.

Query Registry
T1012

System Information Discovery
T1082

Processes:

explorer.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorer.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Font Preloader Service = "\"C:\\ProgramData\\Windows Font Preloader Service\\55s179179ce1qw7.exe\""	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Windows Font Preloader Service = "C:\\ProgramData\\Windows Font Preloader Service\\55s179179ce1qw7.exe"	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

Processes:

54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exeexplorer.exe

pid	process
900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	explorer.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	explorer.exe

Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	explorer.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs
adware spyware

Modify Registry
T1112

Processes:

explorer.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Internet Explorer\Main explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

explorer.exe

pid	process
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe
980	explorer.exe

Suspicious behavior: MapViewOfSection 4 IoCs

Processes:

54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exeexplorer.exe

pid	process
900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
980	explorer.exe
980	explorer.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe

pid process

900 54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeRestorePrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeBackupPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeLoadDriverPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeCreatePagefilePrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeShutdownPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeTakeOwnershipPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeChangeNotifyPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeCreateTokenPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeMachineAccountPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeSecurityPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeAssignPrimaryTokenPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeCreateGlobalPrivilege	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: 33	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
Token: SeDebugPrivilege	980	explorer.exe
Token: SeRestorePrivilege	980	explorer.exe
Token: SeBackupPrivilege	980	explorer.exe
Token: SeLoadDriverPrivilege	980	explorer.exe
Token: SeCreatePagefilePrivilege	980	explorer.exe
Token: SeShutdownPrivilege	980	explorer.exe
Token: SeTakeOwnershipPrivilege	980	explorer.exe
Token: SeChangeNotifyPrivilege	980	explorer.exe
Token: SeCreateTokenPrivilege	980	explorer.exe
Token: SeMachineAccountPrivilege	980	explorer.exe
Token: SeSecurityPrivilege	980	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	980	explorer.exe
Token: SeCreateGlobalPrivilege	980	explorer.exe
Token: 33	980	explorer.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exeexplorer.exe

description	pid	process	target process
PID 900 wrote to memory of 980	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe	explorer.exe
PID 900 wrote to memory of 980	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe	explorer.exe
PID 900 wrote to memory of 980	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe	explorer.exe
PID 900 wrote to memory of 980	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe	explorer.exe
PID 900 wrote to memory of 980	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe	explorer.exe
PID 900 wrote to memory of 980	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe	explorer.exe
PID 900 wrote to memory of 980	900	54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe	explorer.exe
PID 980 wrote to memory of 1168	980	explorer.exe	Dwm.exe
PID 980 wrote to memory of 1168	980	explorer.exe	Dwm.exe
PID 980 wrote to memory of 1168	980	explorer.exe	Dwm.exe
PID 980 wrote to memory of 1168	980	explorer.exe	Dwm.exe
PID 980 wrote to memory of 1168	980	explorer.exe	Dwm.exe
PID 980 wrote to memory of 1168	980	explorer.exe	Dwm.exe
PID 980 wrote to memory of 1204	980	explorer.exe	Explorer.EXE
PID 980 wrote to memory of 1204	980	explorer.exe	Explorer.EXE
PID 980 wrote to memory of 1204	980	explorer.exe	Explorer.EXE
PID 980 wrote to memory of 1204	980	explorer.exe	Explorer.EXE
PID 980 wrote to memory of 1204	980	explorer.exe	Explorer.EXE
PID 980 wrote to memory of 1204	980	explorer.exe	Explorer.EXE

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204

C:\Users\Admin\AppData\Local\Temp\54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe
"C:\Users\Admin\AppData\Local\Temp\54dbfdb9c79902b7c4d8e912e23208076551e14c9bb3531f4ff2486df390ef8c.exe"
2⤵
- Sets file execution options in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:900

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies firewall policy service
- Sets file execution options in registry
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:980

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

6

T1112

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/900-67-0x0000000001DF0000-0x0000000001E56000-memory.dmp

Filesize
408KB

Download
memory/900-55-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/900-56-0x0000000001DF0000-0x0000000001E56000-memory.dmp

Filesize
408KB

Download
memory/900-58-0x00000000002D0000-0x0000000000364000-memory.dmp

Filesize
592KB

Download
memory/900-60-0x0000000001DF0000-0x0000000001E56000-memory.dmp

Filesize
408KB

Download
memory/900-61-0x00000000003F0000-0x00000000003FD000-memory.dmp

Filesize
52KB

Download
memory/900-59-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/900-62-0x0000000002760000-0x000000000276C000-memory.dmp

Filesize
48KB

Download
memory/900-54-0x0000000076091000-0x0000000076093000-memory.dmp

Filesize
8KB

Download
memory/980-63-0x0000000000000000-mapping.dmp

Download
memory/980-66-0x0000000074C71000-0x0000000074C73000-memory.dmp

Filesize
8KB

Download
memory/980-65-0x0000000077730000-0x00000000778B0000-memory.dmp

Filesize
1.5MB

Download
memory/980-68-0x00000000001E0000-0x00000000002EE000-memory.dmp

Filesize
1.1MB

Download
memory/980-69-0x00000000002F0000-0x00000000002FD000-memory.dmp

Filesize
52KB

Download
memory/980-70-0x0000000000460000-0x000000000046C000-memory.dmp

Filesize
48KB

Download
memory/980-71-0x0000000077730000-0x00000000778B0000-memory.dmp

Filesize
1.5MB

Download
memory/980-72-0x00000000001E0000-0x00000000002EE000-memory.dmp

Filesize
1.1MB

Download
memory/1204-73-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads